1) Hard chromium like pear's skin
梨底硬铬
2) hard chromium
硬铬
1.
How to improve deposit adhesion of decorative chromium and hard chromium;
如何提高硬铬与装饰铬的密着性
2.
In view of severe pollution to environment caused by hexavalent hard chromium plating process in electroplating industry and for realization of cleaner production benefiting ecological environment, broad surface finishing technicians have been actively searching for substitute processes for hard chromium plating, among them electrodeposition of alloy coatings is an ideal substitute in the future.
为了实现清洁生产,改善生态环境,针对电镀行业中严重污染环境的六价硬铬电镀工艺,广大电镀工作者致力于代硬铬工艺的开发,其中电沉积合金镀层技术将是未来比较理想的代铬工艺。
4) Sorbitan Stearate
硬脂山梨坦
5) hard chromium plating
镀硬铬
1.
Cause and settlement measure of pitting during hard chromium plating;
镀硬铬出现麻点的原因及对策
2.
A process of alkaline hard chromium plating on aluminum alloy was presented,including oil removal,dipping in heavy metal solution,acid pickling,dipping in zinc solution,hard chromium plating.
提出了一种铝合金碱性直接镀硬铬工艺,包括除油、浸重金属、酸侵蚀、浸锌、镀硬铬。
6) hard chromium electroplating
镀硬铬
1.
The influences of bath components of workpiece lumen hard chromium electroplating such as chromic anhydride, sulfuric acid and trivalent chromium on deposit's performance were studied respectively.
分别讨论了工件内腔镀硬铬液的组分———铬酸酐、硫酸和三价铬的含量对镀层性能的影响:铬酸酐的含量过高,镀层硬度降低。
2.
Additives and anode used in hard chromium electroplating;
几十年来 ,广大的电镀工作者一直在寻求高效、快速、优质的镀硬铬工艺。
补充资料：聚氧乙烯（4）山梨糖醇酐单硬酯酸酯
分子式：
分子量：
CAS号：
性状：黄色蜡状固体
溶解情况：溶于甲醇、乙醇。在蒸馏水和硬水中分解。
用途：用作乳化剂，稳定剂、增溶剂、扩散剂、抗静电剂、润滑剂等。
制备或来源：由山梨糖醇酐单硬酯酸酯与环氧乙烷进行加成反应而得。
备注：酸值≤2毫克KOH/克。皂化值90-110毫克KOH/克。羟值165-195毫克KOH/克。HLB9.6。水分≤3%
分子量：
CAS号：
性状：黄色蜡状固体
溶解情况：溶于甲醇、乙醇。在蒸馏水和硬水中分解。
用途：用作乳化剂，稳定剂、增溶剂、扩散剂、抗静电剂、润滑剂等。
制备或来源：由山梨糖醇酐单硬酯酸酯与环氧乙烷进行加成反应而得。
备注：酸值≤2毫克KOH/克。皂化值90-110毫克KOH/克。羟值165-195毫克KOH/克。HLB9.6。水分≤3%
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条